Kristín Anna Valtýsdóttir (born 5 January 1982), also known as Kría Brekkan, is an Icelandic vocalist and classically trained multi-instrumentalist. She is best known as a former frontwoman of múm, and later on for collaborating with former husband David Portner as Avey Tare & Kría Brekkan. Biography Kristín Anna was a member of the band múm from 1998 until 2006. During that time the band released three full-length albums, Yesterday Was Dramatic – Today Is OK, Finally We Are No One, and Summer Make Good She was accordion player in a Balkan folk and post-rock band Stórsveit Nix Noltes in 2003–2010. Those years she also appeared on recordings and performed live with the bands Mice Parade and Slowblow. In 2005 she recorded the album Feels with Animal Collective. She is credited as "Doctess" on the album. While in the studio, Eyvind Kang heard her piano playing and asked if she'd perform solo at The Stone in New York City. On April 16, 2006 she performed at The Stone, appearing for the first time as Kría Brekkan, with Avey Tare of Animal Collective, playing grand piano, guitar and singing. The duo performed songs they later released on an LP titled Pullhair Rubeye. She performed her own songwriting for piano and voice for the first time April 21, 2006 at The Stone in New York under the name Kría Brekkan. In late 2006, Kristín acknowledged that she had left múm in the beginning of that year, and published an open letter briefly describing her thoughts on the matter. Kristín Anna appeared on the cover of Belle & Sebastian's 2000 Fold Your Hands Child, You Walk Like a Peasant LP with her twin sister, Gyða. She recorded and mixed the Black Habit LP by Rings (featuring ex-members of First Nation). In 2006, she did a Take-Away Show video session shot by Vincent Moon. She was chosen by Animal Collective to perform at the All Tomorrow's Parties festival that they curated in May 2011. In 2012, Kristín performed in an exhibition by fellow Icelandic artist, Hrafnhildur Arnardottir. In 2014, she performed at ATP Iceland and the Reykjavík Arts Festival. Personal life Kristín was married to David Portner (Avey Tare) of Animal Collective from 2006–2008. Her twin sister is Gyða Valtýsdóttir. Discography as Kristín Anna Howl double LP (27 November 2015, Bel-Air Glamour Records) I Must Be The Devil (5 April 2019, Bel-Air Glamour Records)